Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-11-2024 00:03

General

  • Target

    jjjjj.exe

  • Size

    693KB

  • MD5

    4c138aeb4795fde4e3d9c5b2c6765521

  • SHA1

    d49e76214ec5e269435765b7921b9f159205942b

  • SHA256

    686900f495cffbd18b113fe3662e98c000a2a6365926ebe0d950c7d5d1b759c6

  • SHA512

    93211f44410170fe7f48daf43688aa0190959386aae3e783e8b4a11d4be9e638a55aaa17b8227de330da0b5dbadc56a71079b627ec1b293990f0c44779df3d7c

  • SSDEEP

    12288:cAxwxpi8hWPrmq9oheVVFPuUlk80CyyIsFcJzr:vx0rh8rmJAtuUSDa2

Malware Config

Extracted

Family

xworm

Version

3.1

C2

83.38.24.1:1603

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 8 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 12 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 5 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 8 IoCs
  • Executes dropped EXE 12 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Scheduled Task/Job: Scheduled Task 1 TTPs 4 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\jjjjj.exe
    "C:\Users\Admin\AppData\Local\Temp\jjjjj.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4364
    • C:\Users\Admin\AppData\Local\Temp\OneDrive.exe
      "C:\Users\Admin\AppData\Local\Temp\OneDrive.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4056
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4112
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2204
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1648
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "OneDrive" /tr "C:\Users\Admin\OneDrive.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4172
    • C:\Users\Admin\AppData\Local\Temp\SearchFilterHost.exe
      "C:\Users\Admin\AppData\Local\Temp\SearchFilterHost.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3096
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\SearchFilterHost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2516
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SearchFilterHost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2092
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\SearchFilterHost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4092
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "SearchFilterHost" /tr "C:\Users\Admin\SearchFilterHost.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2556
    • C:\Users\Admin\AppData\Local\Temp\SecurityHealthSystray.exe
      "C:\Users\Admin\AppData\Local\Temp\SecurityHealthSystray.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4556
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\SecurityHealthSystray.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4008
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SecurityHealthSystray.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2712
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\SecurityHealthSystray.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1480
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "SecurityHealthSystray" /tr "C:\ProgramData\SecurityHealthSystray.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:5028
    • C:\Users\Admin\AppData\Local\Temp\WmiPrvSE.exe
      "C:\Users\Admin\AppData\Local\Temp\WmiPrvSE.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4036
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\WmiPrvSE.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4288
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WmiPrvSE.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2396
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\WmiPrvSE.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4780
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "WmiPrvSE" /tr "C:\ProgramData\WmiPrvSE.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:456
  • C:\Users\Admin\SearchFilterHost.exe
    C:\Users\Admin\SearchFilterHost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:968
  • C:\ProgramData\WmiPrvSE.exe
    C:\ProgramData\WmiPrvSE.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3248
  • C:\ProgramData\SecurityHealthSystray.exe
    C:\ProgramData\SecurityHealthSystray.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3808
  • C:\Users\Admin\OneDrive.exe
    C:\Users\Admin\OneDrive.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4168
  • C:\ProgramData\WmiPrvSE.exe
    C:\ProgramData\WmiPrvSE.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3244
  • C:\Users\Admin\SearchFilterHost.exe
    C:\Users\Admin\SearchFilterHost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2320
  • C:\ProgramData\SecurityHealthSystray.exe
    C:\ProgramData\SecurityHealthSystray.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:64
  • C:\Users\Admin\OneDrive.exe
    C:\Users\Admin\OneDrive.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3636

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\SecurityHealthSystray.exe.log

    Filesize

    654B

    MD5

    2ff39f6c7249774be85fd60a8f9a245e

    SHA1

    684ff36b31aedc1e587c8496c02722c6698c1c4e

    SHA256

    e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

    SHA512

    1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    9c740b7699e2363ac4ecdf496520ca35

    SHA1

    aa8691a8c56500d82c5fc8c35209bc6fe50ab1d9

    SHA256

    be96c91b62ba9ba7072ab89e66543328c9e4395150f9dbe8067332d94a3ecc61

    SHA512

    8885683f96353582eb871209e766e7eba1a72a2837ce27ea298b7b5b169621d1fa3fce25346b6bfd258b52642644234da9559d4e765a2023a5a5fc1f544cc7af

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    aeceee3981c528bdc5e1c635b65d223d

    SHA1

    de9939ed37edca6772f5cdd29f6a973b36b7d31b

    SHA256

    b99f3c778a047e0348c92c16e0419fa29418d10d0fec61ad8283e92a094a2b32

    SHA512

    df48285f38e9284efdbd9f8d99e2e94a46fb5465953421ab88497b73ae06895b98ea5c98796560810a6f342c31a9112ea87e03cd3e267fd8518d7585f492a8fb

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    77b53767c7313369bd565cac6f1d1d5a

    SHA1

    24110e553add455f6070cf299034a40130a2e3e1

    SHA256

    c89655a82dc0b86da5ae6207e6704ffa0e5e460b8820018917434e6ffda85652

    SHA512

    5d6dcfd3ddab58cc5f83dd5ea14e68959794e11e59e306470cff6badd391bd3fd755e553fea8a6a12e1e38672e000f75e71f10ed7f6f0541e3ca0a59d7477639

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    62623d22bd9e037191765d5083ce16a3

    SHA1

    4a07da6872672f715a4780513d95ed8ddeefd259

    SHA256

    95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010

    SHA512

    9a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992

  • C:\Users\Admin\AppData\Local\Temp\OneDrive.exe

    Filesize

    163KB

    MD5

    abd4141118794cd94979dc12bcded7b7

    SHA1

    27b11caedb23ea8dab4f36f5865a96e6e7f55806

    SHA256

    be9f4292935c19f00dcf2a6e09bc63f50cf7caad0d8ea0a45ed7bf86fb14e904

    SHA512

    d4ddda6b8ac66683e78b78360326ee50edf5edc8278a2f82e414545d4dd2a3d5e4269fe1dd884926b2e6d7e52af030f0b66fcca50cad77b8a31837ff482c4809

  • C:\Users\Admin\AppData\Local\Temp\SearchFilterHost.exe

    Filesize

    145KB

    MD5

    40324e8a46ec891bcb5300f51ddfc335

    SHA1

    bc5c53d890371bd472c707da8e84c3925bf077d5

    SHA256

    cc7bcd68ad32d8490fd2d5217b5bace0068a7ebf96831f0373d88e27e6a3ff2c

    SHA512

    5b2c618234a6b14ea377604f08dd3c6f193be4f593f18b38ff9a3b88f939d61934c3ec4efca91ff98791051eeb79a53315168bfa0fe8466b60249f3bde9b86de

  • C:\Users\Admin\AppData\Local\Temp\SecurityHealthSystray.exe

    Filesize

    243KB

    MD5

    f32ac010fcdbc8f8a5582c339ec9d9ea

    SHA1

    20c06c5a174504c4e28c9aa0b51a62ab8f5c70cb

    SHA256

    88835382ffaf3f7f0730a0a7edab3d3214cbbfdbc35e7269b80a6bd05b7edd18

    SHA512

    9798b196315a1e463105b811a0937f763ae21826fa9bd9f346059b5f0a573d48a6f4ed7174fb4551a4ae7ccd089c9cae90c30b38ef6e7c12e896138a0fcaa8f4

  • C:\Users\Admin\AppData\Local\Temp\WmiPrvSE.exe

    Filesize

    124KB

    MD5

    16caf66537fe87d8d9b6a4eb34d9dbff

    SHA1

    4a399f4229ea5b27963d467223fd4ceb89e545f5

    SHA256

    64cc787990be5cdc1c25f5cdbfd2a0e93d4c68a888fefa0b7e2b0d12cea4de26

    SHA512

    a034dba721d36b5396dbe08a581d06c692c84edb0946e45073a8e3eb78a685ad42011b8ffa970190e673e94350dc1feef8d8f51908b53bc23a80536f75bba9d8

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2x5bnx5a.egl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3096-52-0x00007FFB82540000-0x00007FFB83001000-memory.dmp

    Filesize

    10.8MB

  • memory/3096-49-0x0000000000CC0000-0x0000000000CEA000-memory.dmp

    Filesize

    168KB

  • memory/3096-220-0x00007FFB82540000-0x00007FFB83001000-memory.dmp

    Filesize

    10.8MB

  • memory/4036-51-0x0000000000330000-0x0000000000354000-memory.dmp

    Filesize

    144KB

  • memory/4056-50-0x00007FFB82540000-0x00007FFB83001000-memory.dmp

    Filesize

    10.8MB

  • memory/4056-44-0x0000000000F50000-0x0000000000F80000-memory.dmp

    Filesize

    192KB

  • memory/4056-203-0x00007FFB82540000-0x00007FFB83001000-memory.dmp

    Filesize

    10.8MB

  • memory/4112-62-0x0000018D252B0000-0x0000018D252D2000-memory.dmp

    Filesize

    136KB

  • memory/4364-0-0x00007FFB82543000-0x00007FFB82545000-memory.dmp

    Filesize

    8KB

  • memory/4364-1-0x0000000000F30000-0x0000000000FE4000-memory.dmp

    Filesize

    720KB

  • memory/4556-48-0x0000000000830000-0x0000000000872000-memory.dmp

    Filesize

    264KB